Answer:
122
Step-by-step explanation:
(3)³ + 14(3²) - 7(3) - 10
122
Used remainder theorem
Answer: 62
Step-by-step explanation:
See picture for more information
Answer:
9units squared
Step-by-step explanation:
A standard rubix cube is 3 by 3 and therefor 3 x 3 is 9
Equation for Kelli's earning = 20x + 100
Equation for Karl's earning = 25x + 50
Now, 20x +100 = 25x +50
25x-20x = 100-50
5x = 50
x = 10
So, your answer is 10 hours.
Hope this helps!